CN220067063U - Water-gas isolated motor - Google Patents

Abstract

The utility model discloses a water-gas isolation motor, which comprises a mounting bracket, wherein the lower end of the mounting bracket is provided with a containing cavity, at least one bearing is arranged in the containing cavity, a rotating shaft capable of rotating is axially arranged in the bearing, a detachable sealing ring is sleeved on the rotating shaft extending out of the upper end of the mounting bracket, a detachable sealing ring is correspondingly sleeved on the rotating shaft in the containing cavity, a stator is sleeved on the outer wall of the lower end of the mounting bracket, a magnetic ring is sleeved on the outer wall of the stator, a shell is sleeved on the outer wall of the magnetic ring, a sealing machine cover is detachably arranged at the top of the shell, fan blades are detachably arranged on the outer wall of the shell, the rotating shaft penetrates through a first connecting hole at the lower end of the shell and is detachably connected with the shell, and the motor drives the rotating shaft to rotate and simultaneously drives the shell and the fan blades to synchronously rotate; the utility model discloses its sealed waterproof construction that is provided with can reduce the phenomenon that the motor short circuit burns out, prolongs the life of this product, and is very convenient and practical.

Description

Water-gas isolated motor

Technical Field

The utility model relates to the technical field of motors, in particular to a water-gas isolation motor.

Background

An electric machine, also called a motor, is an electromagnetic device that converts or transmits electric energy according to the law of electromagnetic induction. It can generate driving torque as power source for electric appliances and machines. A brushless DC motor for a microwave oven with an authorized bulletin number of CN 204517619U provides a motor with an integrated structural design, a low cost and an abnormal protection circuit, and provides a motor with improved reliability for users. But this motor has the following drawbacks: the existing motor is not provided with a sealing waterproof structure, so that the motor is poor in sealing performance, liquid and water vapor easily enter the motor along a rotating shaft or from the joint of the shell and the mounting bracket, and the phenomenon of burning out the motor due to short circuit can occur, so that the product cannot work normally, the service life of the product is greatly shortened, and the motor is quite impractical.

Disclosure of Invention

In order to at least overcome one of the technical problems in the prior art, the utility model provides the water-gas isolation motor which is provided with the sealing waterproof structure, so that the phenomenon of short circuit burning of the motor can be reduced, the service life of the product is prolonged, and the motor is very convenient and practical.

The utility model provides a water vapor isolation motor, including the installing support, the lower extreme at the installing support has been seted up and has been held the chamber, at least one bearing is installed in holding the intracavity, install rotatable pivot in the bearing, the front end of this pivot passes the through-hole on the installing support and stretches out in the follow through-hole, cover in the pivot that the installing support upper end stretches out is equipped with the sealing washer that can dismantle, correspond the cover in the pivot that holds the intracavity and be equipped with the sealing washer that can dismantle also, sealing washer and sealing washer set up respectively in the both sides of through-hole, and the sealing washer is located the top of bearing, still include the cover is equipped with the stator on the outer wall of installing support lower extreme, the outer wall cover at the stator is equipped with the magnetic ring, be equipped with the casing at the outer wall cover of magnetic ring, install sealed built-up cover that can dismantle at the top of casing, install the flabellum that can dismantle at the outer wall of casing, the pivot passes the first connecting hole of casing lower extreme and the connection that the casing can dismantle, the motor drives the pivot and rotate in step and can drive casing and flabellum and carry out synchronous rotation.

In some embodiments, the seal ring includes an inner ring, an outer ring coupled to the inner ring, the inner ring having a thickness of 0.5mm to 1.5mm, and the outer ring having a thickness of 3mm to 6mm.

In some embodiments, a sealing ring groove is formed at the upper end of the mounting bracket, the sealing ring is placed in the sealing ring groove, and a detachable load connector is further installed at the upper end of the rotating shaft.

In some embodiments, the mounting bracket includes at least two fixed connection brackets, each fixed connection bracket being disposed on a side of the mounting bracket, and a second connection hole being provided on each fixed connection bracket.

In some embodiments, the sealing ring and the sealing ring are integrally injection molded by plastic and have elasticity, and the shell and the mounting bracket are integrally injection molded by aluminum alloy.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of the bottom appearance of the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

fig. 5 is a schematic view of the structure of the present utility model when it is installed in a microwave oven.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, a water-air isolated motor comprises a mounting bracket 1, a containing cavity 2 is formed at the lower end of the mounting bracket 1, at least one bearing 3 is installed in the containing cavity 2, a rotatable rotating shaft 4 is axially installed in the bearing 3, the front end of the rotating shaft 4 penetrates through a through hole 5 in the mounting bracket 1 and stretches out of the through hole 5, a detachable sealing ring 6 is sleeved on the rotating shaft 4 stretching out of the upper end of the mounting bracket 1, a detachable sealing ring 7 is correspondingly sleeved on the rotating shaft 4 in the containing cavity 2, the rotating shaft 4 is in rotatable sealing connection with the sealing ring 7 and the sealing ring 6, the sealing ring 7 and the sealing ring 6 are respectively arranged at two sides of the through hole 5, the sealing ring 7 is positioned above the bearing 3, a stator 8 is sleeved on the outer wall of the lower end of the mounting bracket 1, a magnetic ring 9 is sleeved on the outer wall of the stator 8, a housing 10 is sleeved on the outer wall of the magnetic ring 9, a sealing cover 11 is detachably installed on the top of the housing 10, a fan blade 12 is detachably installed on the outer wall of the housing 10, the first connecting hole 101 penetrating through the lower end of the rotating shaft 10 is correspondingly sleeved on the rotating shaft 4, and the sealing ring 7 is rotatably connected with the housing 10 in a rotatable mode, and the fan blade 101 is synchronously rotated with the housing 4.

When in use, the mounting bracket 1 can be fixed in an electric appliance, such as an oven or a steamer, and the rotating shaft 4 penetrates through the side wall of the electric appliance and extends into the inner cavity 41 of the electric appliance, and the inner cavity 41 is used for placing food to be steamed and roasted; the utility model has the advantages of be provided with sealing washer 6 and sealing washer 7 is through the sealing of two-layer, make motor sealing performance better, liquid and water vapor and fixed particle are difficult to get into to the motor along pivot 4 or from the junction of casing 10 and installing support 1, reduce the phenomenon that makes the motor short circuit burn out, great extension the life of this product, very convenient and practical, the benefit that is provided with flabellum 12 is, when the motor during operation, pivot 4 and casing 10 rotate simultaneously, drive flabellum 12 synchronous rotation when casing 10 rotates, flabellum 12 stirs the air, make the air flow fast, thereby take away the heat on the motor, reach the effect of automatically cooling, avoid the motor unable normal work or damage because of overheated.

In some embodiments, the sealing ring 7 comprises an inner ring 13, and an outer ring 14 which is integrally injection molded with the inner ring 13 and concentric, wherein the thickness of the inner ring 13 is 0.5-1.5 mm, the thickness of the outer ring 14 is 3-6 mm, the thickness of the inner ring is small, friction with the rotating shaft 4 can be reduced, and the thickness of the ring is large, so that the installation is convenient; the sealing ring 7 has the advantages that the motor sealing effect is better, and fluid or solid particles can be prevented from invading the inside of the motor from the outside, so that the service life of the product is influenced, and the motor is very practical.

In some embodiments, the upper end of the mounting bracket 1 is provided with a sealing ring groove 15, the sealing ring 6 is placed in the sealing ring groove 15, the upper end of the rotating shaft 4 is also provided with a detachable load connector 16, the benefit of the sealing ring groove 15 is that the axial movement range of the sealing ring 6 is limited, the sealing effect is prevented from being influenced, the benefit of the load connector 16 is that the connection with a load device of an electric appliance is facilitated, and the load can be a turntable for placing food.

In some embodiments, the mounting bracket 1 includes at least two fixing connection frames 17, each fixing connection frame 17 is disposed on a side surface of the mounting bracket 1, a second connection hole 18 is formed on each fixing connection frame 17, and the benefit of providing each fixing connection frame 17 and forming the second connection hole 18 is that the fixing connection frame can be conveniently connected with a microwave oven in a detachable manner, and the connection structure is convenient to detach and install.

In some embodiments, the seal ring 6 and the seal ring 7 are integrally injection molded by plastic and have elasticity, the integral injection molding has the advantages of quick molding, overall stability and better molding, the casing 10 and the mounting bracket 1 are integrally injection molded by aluminum alloy, the integral injection molding has the advantages that the injection molding is a precise casting method, the dimensional tolerance of the injection molded by the injection molding is very small, the surface precision is very high, the injection molded can be assembled and applied without turning in most cases, the part strength can be improved, the cost can be reduced, and the aluminum material is relatively light.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (5)

1. The utility model provides a water vapor isolation motor, includes the installing support, has offered at the lower extreme of installing support and has held the chamber, holds the intracavity and installs at least one bearing, installs rotatable pivot, characterized by in the bearing is interior: the front end of this pivot passes the through-hole on the installing support and stretches out from the through-hole in, the cover is equipped with the sealing washer that can dismantle in the pivot that the installing support upper end stretches out, also correspond the cover in holding the intracavity and be equipped with the sealing washer that can dismantle in the pivot, sealing washer and sealing washer set up respectively in the both sides of through-hole, and the sealing washer is located the top of bearing, still include the cover on the outer wall of installing support lower extreme and be equipped with the stator, the outer wall cover at the stator is equipped with the magnetic ring, the outer wall cover at the magnetic ring is equipped with the casing, install sealed bonnet at the top detachable of casing, install the flabellum at the outer wall detachable of casing, the pivot passes the first connecting hole of casing lower extreme and the connection that the casing can be dismantled, the motor drives the pivot and can drive casing and flabellum and carry out synchronous rotation when rotating.

2. The water and air insulated motor of claim 1, wherein: the sealing ring comprises an inner ring and an outer ring connected with the inner ring, wherein the thickness of the inner ring is 0.5-1.5 mm, and the thickness of the outer ring is 3-6 mm.

3. The water and air insulated motor of claim 2, wherein: the upper end of the mounting bracket is provided with a sealing ring groove, the sealing ring is arranged in the sealing ring groove, and the upper end of the rotating shaft is also provided with a detachable load connector.

4. A moisture barrier motor as claimed in claim 3, wherein: the installing support includes two at least fixed connection framves, and each fixed connection frame sets up on the side of installing support, has seted up the second connecting hole on each fixed connection frame.

5. The water and air insulated motor of claim 1, wherein: the sealing ring and the sealing ring are integrally injection molded by plastic and have elasticity, and the shell and the mounting bracket are integrally injection molded by aluminum alloy.